Taken largely from Braun, Ibid. pp. 864-866, where the literature of the subject is referred to fully.
Festschr. f. Leuckart, 1892, p. 134.
Cf. p. [5].
Arbeit. Inst. Wien, iii. 1881, p. 163; see also ibid. ix. 1890, p. 57.
For figures of various scolices see van Beneden, Mémoire sur les vers Intestinaux, 1861; Braun in Bronn's Thierreich, Cestoda (in progress), Bd. iv. Pl. xxxviii.-xlv.